On 6 April, she fired a spread at a tanker; but the range was so close that they failed to arm.

Three days later, she fired a spread at a tanker with two apparent hits.

That night, she fired a spread of four torpedoes at the two freighters.

She fired a spread of three torpedoes, turned, and headed for deep water.

She attained a position and fired a spread of three torpedoes.

She fired a spread of four torpedoes, and all hit the target.

She fired a spread of three torpedoes at each and damaged both targets.

U-331 fired a spread of four torpedoes at the ship hitting her with two.

Two weeks later, she fired a spread at four ships.

So I gave the order to fire a full spread of photon torpedoes.